and French Astronaut Michel Tognini. A countdown test is held prior toeach Space Shuttle flight. The launch day dress rehearsal, scheduled forThursday, follows three days of emergency egress training exercises,flights in the Shuttle Training Aircraft and an inspection of theChandra X-ray Observatory payload inside Shuttle Columbia's payload bay.ITEM 2B STS-93 M-113 TANK TRAINING (TRT 02:08)Footage shows the STS-93 crew engaged in orientation training in M-113 armored vehicles on June 22, 1999. The M-113 armored vehicle isused for crew emergency egress from the launch pad perimeter in theevent of an emergency.Contact at Kennedy Space Center: Joel Wells, 407/867-2468.******************************************************The NASA Video File generally airs at noon, 3 p.m., 6 p.m., 9p.m. and midnight Eastern Time, but may be pre-empted by missioncoverage or breaking news. NASA Television is available on GE-2,transponder 9C at 85 degrees West longitude, with vertical polarization.Frequency is on 3880.0 megahertz, with audio on 6.8 megahertz.Refer general questions about the video file to NASAHeadquarters, Washington, DC: Ray Castillo, 202/358-4555, orPam Poe, 202/358-0373.During Space Shuttle missions, the full NASA TV schedule willcontinue to be posted at:http://spaceflight.nasa.gov/realdata/nasatv/schedule.htmlFor general information about NASA TV see:http://www.nasa.gov/ntv/*****Contract AwardsContract awards are posted to the NASA AcquisitionInformation Service Web site:http://procurement.nasa.gov/EPS/award.html*****The NASA Daily News Summary is issued each business day atapproximately 2 p.m. Eastern time. Members of the media who